Jawabanmu

2014-06-11T14:22:44+07:00
P = W/t = F.s/t
   = m.g.s/t
   = 5000.10.10/25
   = 20.000 watt
1 5 1
2014-06-11T14:57:06+07:00
P=W/t
=F.s/t
=m.g.s/t
=5000 kg.10 m/s2.10 m/25 s
=20.000 watt=20kW
1 5 1